# 機械保全2級 vs 電験三種 第三種電気主任技術者対策

機械保全2級 and 電験三種 第三種電気主任技術者対策 are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. 機械保全2級 sells 1 one-off in-app purchase and 電験三種 第三種電気主任技術者対策 sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | 機械保全2級 | 電験三種 第三種電気主任技術者対策 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Fortnightly |
| Size | 5 MB | 49 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [TAKAYUKI OOTA](https://appshunter.io/developer/1855196437) | [TAKANORI TAKEUCHI](https://appshunter.io/developer/1871324782) |

## What reviewers say

### 機械保全2級

[App page](https://appshunter.io/ios/app/2/id6758686349)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 機械保全2級（機械系保全作業） 試験対策 | $1.99 | one-time |


### 電験三種 第三種電気主任技術者対策

[App page](https://appshunter.io/ios/app/id6766426803)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 理論 基本問題 | $2.99 | one-time |
| 機械 基本問題 | $2.99 | one-time |
| 電力 基本問題 | $2.99 | one-time |
| 法規 基本問題 | $2.99 | one-time |
| 理論 論点まとめ | $2.99 | one-time |
| 電力 論点まとめ | $2.99 | one-time |
| 機械 論点まとめ | $2.99 | one-time |
| 法規 論点まとめ | $2.99 | one-time |
| 基本問題演習完全パック | $9.99 | one-time |
| 論点まとめ完全パック | $9.99 | one-time |


## Frequently asked questions

### Is 機械保全2級 free?

機械保全2級 is free to download, with in-app purchases available.

### Is 電験三種 第三種電気主任技術者対策 free?

電験三種 第三種電気主任技術者対策 is free to download, with in-app purchases available.

### Do 機械保全2級 or 電験三種 第三種電気主任技術者対策 have ads?

Neither 機械保全2級 nor 電験三種 第三種電気主任技術者対策 shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*